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Master Lock universal coupler locks 1-7/8, 2, and 2-5/16 inches (3 pack)

Master Lock ★ 4.3/5 · ItemOracle Score Mid-Range

$76 USD
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Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks 389DAT, 3 Pack

Three universal coupler locks fit most 1-7/8

Highlights

  • universal size compatibility
  • three locks with unique keys
  • bright red finish for visibility

Pros

  • universal size fits multiple tongue sizes
  • rust and corrosion resistant
  • easy installation and removal
  • includes three locks with different key numbers

Cons

  • color variation noted vs. similar model
  • customer mentions bolt-cutter resistance may vary by use

Best For

  • camping trailer protection
  • storage of unattended trailers
  • fleet trailer security
  • rentals or short-term trailer use
  • protecting against tow-away theft
  • quick locking/unlocking at hookup

Features

  • Three locks have distinct key numbers; 379KA is keyed alike but differs in color
  • Fits 1-7/8", 2", and 2-5/16" trailer couplers
  • Red finish aids visibility and deters tampering
  • Resists rust and corrosion; easy installation and removal

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